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beyerdynamic MMX 300 PRO

beyerdynamicGaming headset

MMX 300 PRO

Released 2 July 2024.2Press releasebeyerdynamic.prezly.com/gaming-headset-with-studio-sound-beyerdynamic-releases-the-new-mmx-300-proRead 23 October 2026Maker launch body dated 2 July 2024 says available now. Last checked 23 October 2026.

Form factor
Over-ear
Audio connections
Analog
Active noise cancelling
No
Battery life (claimed, max)
Not available

64 of 161 fields known.

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All specs

SourceCalculated

General

Series
MMX1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026Maker describes the product as part of its MMX series.
Model numbers
7306701Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026
GTIN / EAN
40101187306721Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026
Announced
2 July 20242Press releasebeyerdynamic.prezly.com/gaming-headset-with-studio-sound-beyerdynamic-releases-the-new-mmx-300-proRead 23 October 2026Release body is dated Heilbronn, 2 July 2024. CMS header is 1 July. Body identifies the launch and immediate availability.
Status
Available1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026Exact standard black model is offered for purchase and next-business-day shipment. MANUFAKTUR is excluded.
Predecessor
Not available
Successor
Not available
Launch price (US)
$299.993Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Contemporaneous 30 July 2024 US review specifies MSRP $299.99 for this exact model. US price excludes sales tax.
Launch price (EU)
€2992Press releasebeyerdynamic.prezly.com/gaming-headset-with-studio-sound-beyerdynamic-releases-the-new-mmx-300-proRead 23 October 2026German launch recommended retail price, including VAT. Current discounts are excluded.
Markets
DE2Press releasebeyerdynamic.prezly.com/gaming-headset-with-studio-sound-beyerdynamic-releases-the-new-mmx-300-proRead 23 October 2026Launch explicitly offers the product in the German maker shop.
Colours
black1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026
Segment
Gaming1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026

Design

Form factor
Over-ear4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026
Ear cup enclosure
Closed4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026
Wearing style
Headband4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026
Folding
None3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Design section explicitly says it does not fold.
Swivelling ear cups
No3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Design section says cups do not swivel. Limited lateral fit adjustment is distinguished from swivel.
RGB lighting
No3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Specification table lists Lighting: None.
Lighting zones
Not available

Drivers and sound

Driver type
Dynamic4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026
Driver size
45mm5Retailer pagemicrocenter.com/product/685512/beyerdynamic-mmx-300-pro-wired-gaming-headsetRead 23 October 2026Exact 730670 specification tab states Driver 45 mm.
Drivers per side
Not available
Diaphragm material
Not available
Magnet
Neodymium5Retailer pagemicrocenter.com/product/685512/beyerdynamic-mmx-300-pro-wired-gaming-headsetRead 23 October 2026Exact 730670 specification tab states Magnet: Neodymium. Unreliable aggregator claims are not used.
Frequency response (wired or passive)
Min5 HzMax40 kHz4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026Page 2 headphone technical specifications. Published acoustic range under EN 60268-7.
Wireless audio transmission band
Not available
Impedance (passive when specified)
48Ω4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026Page 2, nominal impedance per system. Analog-only model.
Sensitivity (passive when specified)
96dB4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026Page 2, 96 dB SPL at 1 mW and 500 Hz.
Sensitivity reference
Per 1 mW4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026
THD (claimed)
0.05%4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026Page 2 states less than 0.05% at 500 Hz. Stored numerical upper bound. Test sound level is not given.
Max input power
30mW4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026Page 2 power handling capacity 30 mW.
Max digital audio sample rate
Not available
Max digital audio bit depth
Not available
DAC
Not available
Personalised sound
Not available
Onboard EQ
No3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Entirely analog headset with no built-in processing or bundled software. EQ requires external host processing.
Custom EQ bands
Not available
EQ presets
Not available
Volume limit
Not available

Spatial audio

Spatial audio support
Not available
Spatial audio licence included
No3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Review explicitly says no built-in virtual surround and no bundled surround software.
Head tracking
Not available

Noise cancelling

Active noise cancelling
No6Reviewsoundguys.com/beyerdynamic-mmx-300-pro-review-121186Read 23 October 2026Exact-model FAQ explicitly says active noise cancellation is absent. The directional microphone is separate.
ANC type
Not available
ANC microphones
Not available
Adaptive ANC
Not available
ANC levels
Not available
ANC attenuation (claimed)
Not available
Transparency mode
Not available
Adjustable transparency
Not available
Conversation detection
Not available
Wind noise reduction
Not available

Measured

Frequency response notes
The measured response has reduced sub-bass, a lower-midrange dip and a pronounced treble peak.7Measurementsoundguys.com/beyerdynamic-mmx-300-pro-review-121186Read 23 October 2026Objective Measurements section compares the stock headset with the SoundGuys house target. Lower-midrange dip is around 200 to 500 Hz and treble peak around 6 to 8 kHz. Rig and firmware are not specified in this review.
Bass amount
Not available
Treble amount
Not available
Deviation from target
Not available
Consistency between fittings
Not available
Harmonic distortion
Not available
Sound leakage
Not available
Measured noise isolation
Not available
Noise isolation (measured, best)
Not available
Passive isolation (measured)
Not available
Mic quality notes
Speech recordings sound natural and clear in the ideal-condition sample. Office and reverberant samples are also provided.7Measurementsoundguys.com/beyerdynamic-mmx-300-pro-review-121186Read 23 October 2026Reviewer recorded ideal, office and reverberant-space speech samples. No numeric speech-to-noise ratio or bandwidth is inferred.
Mic low-frequency extension
Not available
Mic high-frequency extension
Not available
Mic speech-to-noise ratio
Not available
Measured latency
Not available
Bluetooth latency (measured, worst)
Not available
2.4 GHz latency (measured, worst)
Not available
Measured battery life
Not available
Battery life (measured, max)
Not available
Clamping force
Not available
Weight (measured)
Not available

Microphone

Microphone
Fixed boom3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Design and microphone sections explicitly describe a non-detachable rotating gooseneck boom.
Microphone element
Electret condenser4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026
Microphone pickup pattern
Cardioid4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026
Voice microphones
Not available
Total microphones
Not available
Mic frequency response
Min20 HzMax20 kHz4Maker spec sheet (PDF)api.beyerdynamic.de/amfile/file/download/file/1759Read 23 October 2026Page 2 microphone technical specifications, EN 60268-7. Sensitivity is stated as 21.6 mV/Pa at 1 kHz, which has no directly compatible mV field.
Mic sensitivity
Not available
Mic signal-to-noise
Not available
Mic sample rate
Not available
Mic noise reduction
None3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Microphone section distinguishes cardioid directionality from software noise cancellation. No transmitted-speech DSP is present.
Flip to mute
Not available
Mute button
Not available
Mute indicator
Physical mute marker8Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1760Read 23 October 2026Printed page 5: sliding the mute switch down exposes a red physical marking. This is not an LED.
Sidetone
Not available
Adjustable sidetone
Not available
Foam microphone windscreen
Yes3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Review explicitly identifies a removable foam pop filter.

Connectivity

Audio connections
Analog8Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1760Read 23 October 2026Printed pages 4 to 5 describe analog headphone and microphone plugs, plus console combination-jack adapter.
Analog source plugs
Dual 3.5 mm, 3.5 mm TRRS9Retailer pagethomann.fr/beyerdynamic_mmx_300_pro.htmRead 23 October 2026Exact product lists dual 3.5 mm source plugs and supplied two-female-to-one-TRRS console adapter. Confirmed by public Chrome retailer page after normal intl fetch failed.
Cable connector on headset
3.5 mm2Press releasebeyerdynamic.prezly.com/gaming-headset-with-studio-sound-beyerdynamic-releases-the-new-mmx-300-proRead 23 October 2026Connector table explicitly identifies 3.5 mm at the headset cable end. Manual page 4 specifies five poles and locking protection. This does not imply compatibility with generic TRS cables.
Longest included cable
2.5m8Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1760Read 23 October 2026Printed page 7: included straight playback cable is 2.5 m. Optional 1.2 m console cable is excluded.
Headset USB plug or port
Not available
Audio over USB-C cable
No3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Review identifies an entirely analog model with 3.5 mm audio only.
Passive wired listening
Yes3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Entirely analog headset. The playback drivers use source power. Microphone needs the host mic bias supply specified by maker, not a headset battery.
Wireless receiver
None3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Wired-only model. Supplied adapter is passive analog, not a wireless receiver.
Wireless receiver connector
Not available
Wireless range (claimed)
Not available
Bluetooth
Not available
Bluetooth codecs
Not available
LE Audio
Not available
Auracast
Not available
Bluetooth multipoint
Not available
Multipoint devices
Not available
Paired devices remembered
Not available
Mixes 2.4 GHz and Bluetooth audio
Not available
Fast pairing
Not available
Base station
Not available

Latency

We could not find any of these 2 fields. Show them
Low latency mode
Not available
Claimed latency
Not available

Compatibility

Compatible platforms
Windows, PS5, PS4, Nintendo Switch1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026Maker names PC, PS5, PS4 and Nintendo Switch. Exact Windows 10/11 support is separately published by Micro Center. Generic Xbox lacks a generation, so no Xbox generation is inferred.5Retailer pagemicrocenter.com/product/685512/beyerdynamic-mmx-300-pro-wired-gaming-headsetRead 23 October 2026System requirements explicitly names Windows 10 and Windows 11. Console names are backed by maker page.
Connection per platform
PlatformConnectionMicrophone works
WindowsAnalogYes
PS5AnalogNot available
PS4AnalogNot available
Nintendo SwitchAnalogNot available
Source1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026Manual page 4 documents separate PC audio output and microphone input. Maker FAQ documents 3.5 mm console playback. Console microphone support is not separately established.
Official licence
Not available

Battery and charging

Battery capacity
Not available
Swappable battery
Not available
Batteries included
Not available
Claimed battery life
Not available
Battery life (claimed, max)
Not available
Battery life with ANC (claimed)
Not available
Battery life without ANC (claimed)
Not available
Charging port
None3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Entirely analog wired model with no battery or charging hardware.
Full charge time
Not available
Quick charge time
Not available
Quick charge playback
Not available
Use while charging
Not available
Charging dock or stand
Not available

Controls

Controls
In-line remote, Volume wheel, Slider8Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1760Read 23 October 2026Printed page 5 shows cable volume wheel and sliding mic mute switch. Maker product-page Without Remote row is incorrect and contradicted by this exact manual and datasheet.
Volume control
In-line remote8Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1760Read 23 October 2026Printed page 5 locates volume control on the included cable remote.
Game and chat mix
Not available
Remappable controls
Not available
Wear detection
Not available
Voice assistant
Not available

Comfort and build

Headband type
Padded3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026
Headband material
Leatherette over padding3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Design section describes a black leatherette-covered padded headband.
Frame material
Spring steel headband core1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026
Ear cup material
Plastic3Reviewtomshardware.com/peripherals/gaming-headsets/beyerdynamic-mmx-300-pro-reviewRead 23 October 2026Design section explicitly identifies plastic earcups.
Ear pad material
Velours1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026
Replaceable ear pads
Yes1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026
Ear pad attachment
Not available
Ear pad opening
Not available
Ear tips included
Not available
Dust and water rating
Not available
User-replaceable parts
Ear pads, Headband pad, Cable1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026Maker explicitly lists earpads, headband and cable as replacements. Manual pages 4 and 6 show user removal.

Software

We could not find any of these 3 fields. Show them
Companion app
Not available
App platforms
Not available
User firmware updates
Not available

Dimensions and weight

Headset weight
314g(11.1 oz)1Maker product pageeurope.beyerdynamic.com/p/mmx-300-proRead 23 October 2026Technical data explicitly says headphones without cable: 314 g. Current datasheet and manual agree. Launch press table instead says 318 g and is superseded.
Headset dimensions
Not available

Certifications

We could not find any of these 4 fields. Show them
Hi-Res Audio
Not available
Communication certifications
Not available
FCC ID
Not available
Other certifications
Not available

In the box

In the box
MMX 300 PRO headset, 2.5 m PC cable, 15 cm console adapter, Gooseneck pop screen2Press releasebeyerdynamic.prezly.com/gaming-headset-with-studio-sound-beyerdynamic-releases-the-new-mmx-300-proRead 23 October 2026Scope of delivery table. Standard black model only.
Cables included
TypeLength (m)Count
Detachable headset cable to dual 3.5 mm PC plugs2.51
Dual 3.5 mm sockets to 3.5 mm combination-jack console adapter0.151
Source2Press releasebeyerdynamic.prezly.com/gaming-headset-with-studio-sound-beyerdynamic-releases-the-new-mmx-300-proRead 23 October 2026Launch table gives each supplied cable length. Optional short console cable is not included.
Carrying case
None6Reviewsoundguys.com/beyerdynamic-mmx-300-pro-review-121186Read 23 October 2026Use section explicitly says it does not come with a carrying case.

Warranty

Manufacturer warranty (source market)
2years8Owner's manualapi.beyerdynamic.de/amfile/file/download/file/1760Read 23 October 2026Printed page 7 gives beyerdynamic limited warranty of 2 years. European/German reference. Retailer warranty extensions are excluded.

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Sources

We read 9 sources for this headset. The numbers match the markers in the sheet.

  1. Read 23 October 2026Backs 14 fields
  2. Read 23 October 2026Backs 7 fields
  3. Read 23 October 2026Backs 16 fields
  4. Read 23 October 2026Backs 14 fields
  5. Read 23 October 2026Backs 3 fields
  6. Read 23 October 2026Backs 2 fields
  7. Read 23 October 2026Backs 2 fields
  8. Read 23 October 2026Backs 7 fields
  9. Read 23 October 2026Backs 1 field

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